CN212854684U - Gas-lifting type distributor - Google Patents
Gas-lifting type distributor Download PDFInfo
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- CN212854684U CN212854684U CN202021039337.0U CN202021039337U CN212854684U CN 212854684 U CN212854684 U CN 212854684U CN 202021039337 U CN202021039337 U CN 202021039337U CN 212854684 U CN212854684 U CN 212854684U
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Abstract
The utility model relates to an air-lift distributor, which comprises a liquid spraying device, a trough disc and a reaction kettle; the liquid spraying device and the trough plate are arranged in the reaction kettle; the grooved disc is of a disc-shaped structure, a plurality of vertically-arranged distribution pipelines are arranged on the grooved disc, the bottom surfaces of the distribution pipelines are flush with the bottom surface of the grooved disc, the top surfaces of the distribution pipelines extend out of the top surface of the grooved disc, a temporary storage cavity for temporarily storing liquid is formed by the common cooperation of the upper end surface of the grooved disc, the distribution pipelines and the inner wall of the reaction kettle, and a plurality of overflow holes which are distributed from top to bottom and are communicated with the temporary storage cavity are formed in the pipe wall of one section of the distribution pipeline extending out of the grooved disc. The invention has the advantages that: through the cooperation of frid, realized liquid and gaseous intensive mixing, avoided liquid directly to fall into the distribution pipe and lead to the liquid velocity of flow too fast, too short and lead to only partial liquid can mix with gas with gaseous contact time, the effectual gas-liquid mixture effect that has improved, distributor simple structure.
Description
Technical Field
The utility model relates to a liquid distributor, especially a formula of rising gas distributor.
Background
In the mass transfer equipment used in the industrial production of oil refining, petrochemical industry and the like, a packed tower belongs to important mass transfer and heat transfer separation equipment. In the packed tower, the liquid distributor is an important internal part, and the liquid entering the packed bed layer is uniformly distributed on the packed bed layer, passes through the packed bed layer under the action of gravity and is uniformly contacted with ascending gas, so that the phenomenon of poor distribution such as channeling, wall flow and the like is avoided, the opportunity of two-phase contact is improved, the separation efficiency of the packed tower is exerted, and the stable operation of the packed tower is ensured. Meanwhile, the liquid distributor also plays a role in distributing gas. The trough-tray type liquid distributor has the functions of receiving liquid from the outside of the fractionating tower, collecting liquid from the inside of the packed tower at the upper part of the packed bed layer and distributing ascending gas in the packed bed layer to a certain extent, so that the trough-tray type liquid distributor is widely applied to the packed fractionating tower.
The prior patent CN 109692628A provides a gas-liquid distributor, which is suitable for gas-liquid or gas-liquid-solid contact reaction equipment, and can realize gas-liquid coaxial injection, so that gas-liquid is uniformly distributed, blocking and liquid leakage are prevented, and gas-liquid mass transfer is promoted. However, the invention has a complex structure, gas materials and liquid materials are sprayed into the reactor through the gas-liquid coaxial nozzle, so that bubbles are broken by utilizing the kinetic energy of the liquid, the gas-liquid mass transfer is strengthened, the power consumption is higher, the change of the gas pressure in the reactor is large, and the potential safety hazard of explosion is caused.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a lift-by-gas formula distributor that simple structure, security performance are high.
In order to solve the technical problem, the utility model adopts the technical scheme that: the innovation point of the gas lifting distributor is that: comprises a liquid spraying device, a trough plate and a reaction kettle;
the liquid spraying device and the trough plate are arranged in the reaction kettle, the liquid spraying device is positioned at the upper part of the reaction kettle, and the trough plate is positioned at the middle part of the reaction kettle;
the liquid spraying device comprises a plurality of liquid spraying pipes, a plurality of nozzles which are horizontally distributed are arranged on the liquid spraying pipes, and the liquid spraying direction of the nozzles is opposite to the grooved disc;
the grooved disc is of a disc-shaped structure, a plurality of vertically-arranged distribution pipelines are arranged on the grooved disc, the bottom surfaces of the distribution pipelines are flush with the bottom surface of the grooved disc, the top surfaces of the distribution pipelines extend out of the top surface of the grooved disc, a temporary storage cavity for temporarily storing liquid is formed by the common cooperation of the upper end surface of the grooved disc, the distribution pipelines and the inner wall of the reaction kettle, and a plurality of overflow holes which are distributed from top to bottom and are communicated with the temporary storage cavity are formed in the pipe wall of one section of the distribution pipeline extending out of the grooved disc.
Further, the distribution pipeline on the groove dish divide into two kinds, is first distribution pipeline, second distribution pipeline respectively, first distribution pipeline has a plurality ofly, divide into the array and distributes on the groove dish, and every first distribution pipeline of group is the first distribution pipeline that the arc array distributes by the several and constitutes jointly, and each first distribution pipeline group uses the center of groove dish as the centre of a circle, from inside to outside concentric distribution in proper order, still is provided with the second distribution pipeline on being close to at least a set of first distribution pipeline group at the center of groove dish, the diameter of second distribution pipeline is less than the diameter of first distribution pipeline, and the second distribution pipeline distributes between the adjacent first distribution pipeline in same first distribution pipeline group.
The utility model has the advantages that:
1) the utility model discloses in the use, treat that mixed liquid spouts from the nozzle, some liquid directly falls into the distribution pipeline, and most liquid then can fall into the chamber of keeping in temporary storage, and after storing to a take the altitude, in overflow hole entering distribution pipeline from the distribution pipeline, and with the gas mixture that rises in the distribution pipeline, thereby realized the intensive mixing of liquid and gas, avoid liquid directly to fall into the distribution pipeline and lead to the liquid velocity of flow too fast, the contact time with gas is too short and lead to only some liquid can mix with gas, the effectual gas-liquid mixture effect that has improved, distributor simple structure;
2) the utility model discloses a distribution pipe comprises first distribution pipeline and second distribution pipeline, and the first distribution pipeline of major diameter cooperatees with the second distribution pipeline of minor diameter, and increase distribution pipeline's distribution rate is on the basis of guaranteeing the stability of groove dish structure, the distribution pipeline of arranging as much as possible to improve mixing efficiency.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a top view of an airlift distributor according to the present invention;
fig. 2 is a side view of an airlift distributor according to the present invention.
In the figure: 1. a grooved disk, 21, a first distribution pipe, 22, a second distribution pipe.
Detailed Description
The following examples are presented to enable those skilled in the art to more fully understand the present invention and are not intended to limit the scope of the present invention.
An airlift distributor as shown in FIGS. 1-2 comprises a liquid spraying device, a grooved disc and a reaction vessel.
The liquid spraying device and the grooved disc are arranged in the reaction kettle, the liquid spraying device is positioned at the upper part of the reaction kettle, and the grooved disc is positioned at the middle part of the reaction kettle.
The liquid spraying device comprises a plurality of liquid spraying pipes which are horizontally distributed at the top end of the reaction kettle, a plurality of nozzles which are horizontally distributed are arranged at the bottom end of the liquid spraying pipes along the long axis direction of the liquid spraying pipes, and the liquid spraying direction of the nozzles is opposite to the grooved disc.
The frid 1 is a discoid structure, is provided with the distribution pipeline of a plurality of vertical settings on frid 1, and the bottom surface of distribution pipeline flushes with the bottom surface of frid 1 mutually, and the top surface of distribution pipeline stretches out the top surface of frid 1, and the up end of frid 1, the common cooperation of distribution pipeline and reation kettle's inner wall form the chamber of keeping in that holds liquid and keep in, set up the several overflow hole that a plurality of top-down distribute and the chamber of keeping in is linked together on the distribution pipeline stretches out one section pipe wall of frid.
The distribution pipeline on the groove plate 1 is divided into two types, be first distribution pipeline 21 respectively, second distribution pipeline 22, first distribution pipeline 21 has a plurality ofly, divide into the array and distribute on groove plate 1, every first distribution pipeline of group is the first distribution pipeline 21 that the several distributes in the arc array jointly, and each first distribution pipeline group uses the center of groove plate 1 as the centre of a circle, from inside to outside in proper order the concentric distribution, still be provided with second distribution pipeline 22 on at least a set of first distribution pipeline group near the center of groove plate 1, the diameter of second distribution pipeline 22 is less than the diameter of first distribution pipeline 21, and second distribution pipeline 22 distributes between the adjacent first distribution pipeline 21 in same first distribution pipeline group. The utility model discloses a distribution pipe comprises first distribution pipe 21 and second distribution pipe 22, and the first distribution pipe 21 of major diameter cooperatees with the second distribution pipe 22 of minor diameter, has increased the distribution rate of the distribution pipe on the groove dish 1, on the basis of the stability of guaranteeing the groove dish structure, as much as possible distribution pipe arranges to improve mixing efficiency.
The working principle is as follows: the utility model discloses in the use, treat that the mixed liquid is from the nozzle blowout, part liquid directly falls into the distribution pipe, and most liquid then can fall in keeping in the chamber, and after storing the take the altitude, overflow hole from first distribution pipe 21 or second distribution pipe 22 gets into in first distribution pipe 21 or the second distribution pipe 22, and with the gas mixture that rises in first distribution pipe 21 or the second distribution pipe 22, thereby liquid and gaseous intensive mixing have been realized, avoid liquid directly to fall into in the distribution pipe and lead to the velocity of flow of liquid too fast, too short and lead to only part liquid can with gas mixture with gaseous contact time, the effectual gas-liquid mixture effect that has improved, distributor simple structure.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration only, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (2)
1. An airlift distributor, comprising: comprises a liquid spraying device, a trough plate and a reaction kettle;
the liquid spraying device and the trough plate are arranged in the reaction kettle, the liquid spraying device is positioned at the upper part of the reaction kettle, and the trough plate is positioned at the middle part of the reaction kettle;
the liquid spraying device comprises a plurality of liquid spraying pipes, a plurality of nozzles which are horizontally distributed are arranged on the liquid spraying pipes, and the liquid spraying direction of the nozzles is opposite to the grooved disc;
the grooved disc is of a disc-shaped structure, a plurality of vertically-arranged distribution pipelines are arranged on the grooved disc, the bottom surfaces of the distribution pipelines are flush with the bottom surface of the grooved disc, the top surfaces of the distribution pipelines extend out of the top surface of the grooved disc, a temporary storage cavity for temporarily storing liquid is formed by the common cooperation of the upper end surface of the grooved disc, the distribution pipelines and the inner wall of the reaction kettle, and a plurality of overflow holes which are distributed from top to bottom and are communicated with the temporary storage cavity are formed in the pipe wall of one section of the distribution pipeline extending out of the grooved disc.
2. A lift gas distributor according to claim 1, wherein: the distribution pipeline on the groove plate is divided into two types, namely a first distribution pipeline and a second distribution pipeline, the first distribution pipeline is a plurality of and is divided into a plurality of groups to be distributed on the groove plate, each group of first distribution pipeline group is composed of the first distribution pipelines distributed in an arc array by a plurality of groups, each first distribution pipeline group is concentric to be distributed from inside to outside by taking the center of the groove plate as the center of a circle, the second distribution pipeline is also arranged on at least one group of first distribution pipeline groups close to the center of the groove plate, the diameter of the second distribution pipeline is smaller than that of the first distribution pipeline, and the second distribution pipeline is distributed between the adjacent first distribution pipelines in the same first distribution pipeline group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021039337.0U CN212854684U (en) | 2020-06-09 | 2020-06-09 | Gas-lifting type distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021039337.0U CN212854684U (en) | 2020-06-09 | 2020-06-09 | Gas-lifting type distributor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212854684U true CN212854684U (en) | 2021-04-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021039337.0U Active CN212854684U (en) | 2020-06-09 | 2020-06-09 | Gas-lifting type distributor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212854684U (en) |
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2020
- 2020-06-09 CN CN202021039337.0U patent/CN212854684U/en active Active
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